<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div id="app"> 
        {{message}}
    </div>
    <script src="vue.min.js"></script>
    <script>
        new Vue({
            el :"#app",
            data:{
                message:"hello vue"
            },
            created() {          //渲染前执行
                debugger         //断点
                console.log("created ...");
                
            },
            mounted() {
                                // 页面渲染之后执行
                debugger
                console.log("mounted ...");
            },
        })
    </script>
</body>
</html>